fix typos; NFC

[oota-llvm.git] / test / CodeGen / SystemZ / fp-sqrt-02.ll

diff --git a/test/CodeGen/SystemZ/fp-sqrt-02.ll b/test/CodeGen/SystemZ/fp-sqrt-02.ll
index e90f7a369e945124b7c585bd706cba39fb86625a..66ffd19d6c3190dfa2fc8836406d7fb9d1f55fb6 100644 (file)
--- a/test/CodeGen/SystemZ/fp-sqrt-02.ll
+++ b/test/CodeGen/SystemZ/fp-sqrt-02.ll
@@ -3,10 +3,11 @@
 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
 
 declare double @llvm.sqrt.f64(double %f)
+declare double @sqrt(double)
 
 ; Check register square root.
 define double @f1(double %val) {
-; CHECK: f1:
+; CHECK-LABEL: f1:
 ; CHECK: sqdbr %f0, %f0
 ; CHECK: br %r14
   %res = call double @llvm.sqrt.f64(double %val)
@@ -15,7 +16,7 @@ define double @f1(double %val) {
 
 ; Check the low end of the SQDB range.
 define double @f2(double *%ptr) {
-; CHECK: f2:
+; CHECK-LABEL: f2:
 ; CHECK: sqdb %f0, 0(%r2)
 ; CHECK: br %r14
   %val = load double *%ptr
@@ -25,7 +26,7 @@ define double @f2(double *%ptr) {
 
 ; Check the high end of the aligned SQDB range.
 define double @f3(double *%base) {
-; CHECK: f3:
+; CHECK-LABEL: f3:
 ; CHECK: sqdb %f0, 4088(%r2)
 ; CHECK: br %r14
   %ptr = getelementptr double *%base, i64 511
@@ -37,7 +38,7 @@ define double @f3(double *%base) {
 ; Check the next doubleword up, which needs separate address logic.
 ; Other sequences besides this one would be OK.
 define double @f4(double *%base) {
-; CHECK: f4:
+; CHECK-LABEL: f4:
 ; CHECK: aghi %r2, 4096
 ; CHECK: sqdb %f0, 0(%r2)
 ; CHECK: br %r14
@@ -49,7 +50,7 @@ define double @f4(double *%base) {
 
 ; Check negative displacements, which also need separate address logic.
 define double @f5(double *%base) {
-; CHECK: f5:
+; CHECK-LABEL: f5:
 ; CHECK: aghi %r2, -8
 ; CHECK: sqdb %f0, 0(%r2)
 ; CHECK: br %r14
@@ -61,7 +62,7 @@ define double @f5(double *%base) {
 
 ; Check that SQDB allows indices.
 define double @f6(double *%base, i64 %index) {
-; CHECK: f6:
+; CHECK-LABEL: f6:
 ; CHECK: sllg %r1, %r3, 3
 ; CHECK: sqdb %f0, 800(%r1,%r2)
 ; CHECK: br %r14
@@ -75,7 +76,7 @@ define double @f6(double *%base, i64 %index) {
 ; Test a case where we spill the source of at least one SQDBR.  We want
 ; to use SQDB if possible.
 define void @f7(double *%ptr) {
-; CHECK: f7:
+; CHECK-LABEL: f7:
 ; CHECK: sqdb {{%f[0-9]+}}, 160(%r15)
 ; CHECK: br %r14
   %val0 = load volatile double *%ptr
@@ -152,3 +153,17 @@ define void @f7(double *%ptr) {
 
   ret void
 }
+
+; Check that a call to the normal sqrt function is lowered.
+define double @f8(double %dummy, double %val) {
+; CHECK-LABEL: f8:
+; CHECK: sqdbr %f0, %f2
+; CHECK: cdbr %f0, %f0
+; CHECK: jo [[LABEL:\.L.*]]
+; CHECK: br %r14
+; CHECK: [[LABEL]]:
+; CHECK: ldr %f0, %f2
+; CHECK: jg sqrt@PLT
+  %res = tail call double @sqrt(double %val)
+  ret double %res
+}